<div class="am-modal am-modal-prompt" tabindex="-1" id="doc-modal-2">
    <form action="http://<?php echo URL_BASE; ?>?user/login" method="post">
        <div class="am-modal-dialog">
            <div class="am-modal-hd">登陆后台
                <a href="javascript: void(0)" class="am-close am-close-spin" data-am-modal-close>&times;</a>
            </div>
            <div class="am-modal-bd">
                请输入后台密码
                <input name="pw" type="password" class="am-modal-prompt-input">
            </div>
            <div class="am-modal-footer">
                <input class="am-btn am-btn-primary" type="submit" data-am-modal-confirm value="提交">
            </div>
        </div>
    </form>
</div>